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Chapter 5

Chapter 5. Test Review. Lesson 5-1 Writing Fractions as Decimals. Write each Fraction or Mixed Number as a Decimal. Use bar notation for repeating decimals. 4. 1. 2. 3. 2. 3. 3_8. 1_8. 3_4. 1_3. -. Lesson 5-2 Rational Numbers. Write each decimal as a fraction in simplest form.

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Chapter 5

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  1. Chapter 5 Test Review

  2. Lesson 5-1Writing Fractions as Decimals Write each Fraction or Mixed Number as a Decimal. Use bar notation for repeating decimals 4. 1. 2. 3. 2 3 3_8 1_8 3_4 1_3 -

  3. Lesson 5-2Rational Numbers Write each decimal as a fraction in simplest form. 1. .0056 2. .75 3. .185 4. .5565.201

  4. Lesson 5-3Multiplying Rational Numbers Find each product. Write in simplest form. a 3_a 3_4 4_5 4_5 1. x 2. x - 12ab 3_ 5_ x x b_2 3. 4. _4 15 24

  5. Lesson 5-4Dividing Rational Numbers Find each quotient. Write in simplest form. / a_ / 1_3 6_7 1. / 2. 3. 1_4 3_5 a_7 - 42 / 3_ / 1 7_8 4_7 2 5. 4. 12 10

  6. Lesson 5-5Adding and Subtracting Like Fractions Find each sum or difference. Write in simplest form. 10 7 3_ _ _ 1. 1_2 2. + - 10 13 13 9_ 7_ 1_4 3_4 + - 4. - - 3. 40 40 2 1_7 5 4_7 - 5. c c

  7. Lesson 5-6Least Common Multiple Find the least common multiple of each set of numbers or monomials. • 20,50 2. 7x,12x 3. 9,12,154. 3m,12 5. 2,5,7 6. 20c,12c Find the least common denominator of each pair of fractions. 5_ 4_5 1_2 1. 2. 7_8 , , cd 2 16 c 7_ 11 5_9 4. _ 3. 3_8 , 12 , 20 3_ 5. 7_5 , 3 10p p

  8. Lesson 5-7Adding and Subtracting Unlike Fractions Find each sum or difference. Write in simplest form. - 1. 3_4 5_8 2. + 3_7 1_4 7_ 4_ 4_7 - - 2_5 4. 2 - 9 3. 12 11 2_3 + 4_5 4 5.

  9. Lesson 5-8Measures of Central Tendency Find the mean, median, and mode of each set of data. If necessary round to the nearest tenth. 1. 52, 91, 93, 63, 42, 81, 5, 55, 10, 55, 92 2. 14, 12, 1, 24, 27, 13, 18, 24, 24, 27, 27 3. 6.5, 7.3, 7.35, 8, 6.3, 7.4, 8.6

  10. Lesson 5-9Solving Equations with Rational Numbers Solve each equation. Check your answer. 1. y +8.2= 20.9 2. 3.1b = 9.3 3. n – 4.5 =12.75 6. 1_4 4 = x 4. 1_2 a + 3_8 = k 5_6 3 5. = -

  11. Lesson 5-10Arithmetic and Geometric Sequences State whether each sequence is arithmetic, geometric, or neither. If it is geometric or arithmetic, state the common difference or common ratio and write the next three terms of the sequence. 1. 3,7,11,15,19 2. 6,12,24,48,96 3. -6,-5,-2,3 4. 9,81,729,6561 1_ 1_ 1_ 1_4 5. , , , 16 64 256 6. 1_2 5_6 1_6 1 , ,

  12. The End Now you are ready for your test.

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